Lapho ukuqapha kwenethiwekhi okuhlakaniphile sekusetshenziswe kabanzi emigwaqweni, sisenezindawo zokuphepha eziningi ezibalulekile ezingakwazi ukugadwa ngenxa yezintambo ezingalungile, futhi ukuqapha kwamandla okusha okuthandwa kakhulu namuhla akungabazeki ukuthi kuyisinqumo esingcono kakhulu. Phakathi kwemithombo eminingi emisha yamandla, amandla elanga ayisinqumo esingcono. Amandla elanga ajwayelekile kakhulu, izishisi zamanzi elanga, izibani zasemgwaqweni zelanga, amaseli elanga, izimoto zelanga nokunye. Emkhakheni wezokuphepha, ukuqapha kwelanga kusewumkhiqizo omusha kakhulu kule minyaka embalwa edlule. Kodwa-ke, ngokuthuthuka okuqhubekayo kobuchwepheshe bamandla elanga, ukuthuthukiswa okuqhubekayo kobuchwepheshe bokugcina amandla, kanye nobuchwepheshe bamuva bokulawula be-MPPT, obuhambisana nobuchwepheshe bokudlulisa i-4G obuvuthwe kakhulu kuyo yonke inethiwekhi, bungahlinzeka ngokuqapha kochwepheshe ngesikhathi sangempela. esimweni sokungabi namandla ezindaweni ezikude, futhi uya emakhaya abantu abavamile.